- 问题详情:WildlifeinDeclineThepopulationsofEarth’swildvertebrates(脊椎动物)havedeclinedby58%overthepastfourdecades,accordingtotheLivingPlanetReport2016publishedbytheWorldWildlifeFund.Climatechangeandactivitiessuchasdeforestationandpoaching(偷猎)areinlarg...
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